The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 21, 2012
Filed:
Jun. 04, 2010
Henri Barguet, Les Martres-d'Artiere, FR;
Alain Domingo, Orleat, FR;
Arnaud Letocart, Combronde, FR;
Thibaud Pottier, Malauzat, FR;
Henri Barguet, Les Martres-d'Artiere, FR;
Alain Domingo, Orleat, FR;
Arnaud Letocart, Combronde, FR;
Thibaud Pottier, Malauzat, FR;
Michelin Recherche et Technique S.A., Granges-Paccot, CH;
Abstract
The present invention relates to a three-layered metal cable of construction L+M+N usable as a reinforcing element for a tire carcass reinforcement, comprising an inner layer Chaving L wires of diameter dwith L being from 1 to 4, surrounded by an intermediate layer Cof M wires of diameter dwound together in a helix at a pitch pwith M being from 3 to 12, said layer Cbeing surrounded by an outer layer Cof N wires of diameter dwound together in a helix at a pitch pwith N being from 8 to 20, said cable being characterized in that a sheath formed of a cross-linkable or cross-linked rubber composition based on at least one diene elastomer covers at least said layer C. The invention furthermore relates to the articles or semi-finished products made of plastics material and/or rubber which are reinforced by such a multi-layer cable, in particular to tires used in industrial vehicles, more particularly heavy-vehicle tires and their carcass reinforcement plies.